import java.util.*;

/**
 * @author CoderXshuai
 * @date 2021/8/4 21:13
 */
public class Test {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        //dfs或者bfs，可以考虑dp
//        System.out.printf("%.2f", 1.80 * Math.pow(1.00, step - 1));
        String s = "01 4 03 02 04 05";
        String[] s1 = s.split(" ", 3);
        Map<String, List<String>> map = new HashMap<>((int) Math.ceil(5 / 0.75) + 1);
        List<String> list = Arrays.asList(s1[2].split(" "));
        map.put(s1[0], list);
        scanner.close();
    }
}


